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IRF843 from NS,National Semiconductor

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IRF843

Manufacturer: NS

N-Channel Power MOSFETs/ 8A/ 450 V/500V

Partnumber Manufacturer Quantity Availability
IRF843 NS 15 In Stock

Description and Introduction

N-Channel Power MOSFETs/ 8A/ 450 V/500V The IRF843 is an N-channel power MOSFET manufactured by various companies, including Infineon, Vishay, and STMicroelectronics. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Drain-Source Voltage (VDSS):** 500V  
- **Continuous Drain Current (ID):** 8A  
- **Pulsed Drain Current (IDM):** 32A  
- **Power Dissipation (PD):** 125W  
- **Gate-Source Voltage (VGS):** ±20V  
- **On-Resistance (RDS(on)):** 1.5Ω (max) @ VGS = 10V  
- **Threshold Voltage (VGS(th)):** 2-4V  
- **Input Capacitance (Ciss):** 500pF (typ)  
- **Output Capacitance (Coss):** 100pF (typ)  
- **Reverse Transfer Capacitance (Crss):** 50pF (typ)  
- **Turn-On Delay Time (td(on)):** 15ns (typ)  
- **Turn-Off Delay Time (td(off)):** 70ns (typ)  
- **Operating Temperature Range:** -55°C to +150°C  

### **Description:**
The IRF843 is a high-voltage MOSFET designed for switching applications in power supplies, motor control, and inverters. It features fast switching speeds and low gate charge, making it suitable for high-efficiency applications.

### **Features:**
- **High Voltage Capability (500V)**  
- **Low On-Resistance (1.5Ω max @ 10V)**  
- **Fast Switching Speed**  
- **Avalanche Energy Specified**  
- **Improved dv/dt Capability**  
- **TO-220 Package for Easy Mounting**  

This information is based on standard datasheet specifications and may vary slightly depending on the manufacturer.

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